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Finding the Fourth Proportional to 177,310.20, 265,965.30 and 83,998.20

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Solution

The fourth proportional to 177,310.20, 265,965.30 and 83,998.20 is: 125,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,310.20 : 265,965.30 = 83,998.20 : x
  2. Step 2: Convert to fraction form
    177,310.20/265,965.30 = 83,998.20/x
  3. Step 3: Cross multiply
    177,310.20x = 265,965.30 × 83,998.20
  4. Step 4: Simplify right side
    177,310.20x = 22,340,606,462.46
  5. Step 5: Solve for x
    x = 22,340,606,462.46/177,310.20
  6. Step 6: Final answer
    x = 125,997.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.